1 files changed, 34 insertions, 0 deletions
diff --git a/source/core/StarString_windows.cpp b/source/core/StarString_windows.cpp
new file mode 100644
index 0000000..77c3e89
--- /dev/null
+++ b/source/core/StarString_windows.cpp
@@ -0,0 +1,34 @@
+#include "StarString_windows.hpp"
+
+namespace Star {
+
+size_t wcharLen(WCHAR const* s) {
+  size_t size = 0;
+  while (*s) {
+    ++size;
+    ++s;
+  }
+  return size;
+}
+
+String utf16ToString(WCHAR const* s) {
+  if (!s)
+    return "";
+  int sLen = wcharLen(s);
+  int utf8Len = WideCharToMultiByte(CP_UTF8, 0, s, sLen + 1, NULL, 0, NULL, NULL);
+  auto utf8Buffer = new char[utf8Len];
+  WideCharToMultiByte(CP_UTF8, 0, s, sLen + 1, utf8Buffer, utf8Len, NULL, NULL);
+  auto result = String(utf8Buffer, utf8Len - 1);
+  delete[] utf8Buffer;
+  return result;
+}
+
+unique_ptr<WCHAR[]> stringToUtf16(String const& s) {
+  int utf16Len = MultiByteToWideChar(CP_UTF8, 0, s.utf8Ptr(), s.utf8Size() + 1, NULL, 0);
+  unique_ptr<WCHAR[]> result;
+  result.reset(new WCHAR[utf16Len]);
+  MultiByteToWideChar(CP_UTF8, 0, s.utf8Ptr(), s.utf8Size() + 1, result.get(), utf16Len);
+  return result;
+}
+
+}